 
						| Synonyms | Esomeprazole EP Impurity B, 4-Desmethoxy Omeprazole, Omeprazole EP Impurity B | 
|---|---|
| Chemical Name | 2-[(RS)-[(3,5-dimethylpyridin-2-yl)methyl]sulphinyl]-5-methoxy-1H-benzimidazole | 
| CAS No | 110374-16-8 | 
| Molecular Formula | C16H17N3O2S | 
| Molecular Weight | 315.39 | 
 Esomeprazole Impurity B
 Esomeprazole Impurity B